ultra-high frequency

例句：

1. 1.The radio waves are transmitted at ultra-high frequencies.
   无线电波以超高频传输。
2. 2. Ultra-high frequency oscillators are used in radar systems.
   雷达系统使用超高频振荡器。
3. 3. The ultra-high frequency signals are being transmitted over the airwaves.
   正在空中传输超高频信号。